Fair Value Measurements (Carrying Amounts And Fair Values Of Financial Instruments) (Details) - USD ($) $ in Millions	Jul. 03, 2015	Dec. 31, 2014
Assets:
Available-for-sale securities	$ 380.6	$ 257.5
Carrying Amount
Assets:
Available-for-sale securities	380.6	257.5
Liabilities:
Short-term borrowings	110.1	71.9
Long-term borrowings	3,052.7	3,401.5
Fair Value
Assets:
Available-for-sale securities	380.6	257.5
Liabilities:
Short-term borrowings	110.1	71.9
Long-term borrowings	$ 3,380.0	$ 3,809.1